The happily ever after app from Fiona Shackleton, queen of divorce

Divorce lawyer to the famous: Lady Shackleton with Paul McCartney, who was splitting with Heather Mills
Divorce lawyer to the famous: Lady Shackleton with Paul McCartney, who was splitting with Heather Mills
SHAUN CURRY/AFP/GETTY IMAGES

She made her name representing the Prince of Wales and Sir Paul McCartney in their marriage splits. But if she has her way, Fiona Shackleton will soon be putting herself and fellow divorce lawyers out of business.

Baroness Shackleton of Belgravia is hoping to develop a relationship suitability app for schools to try to encourage teenagers to analyse why they might want to get married young. If it stops ill-suited couples from tying the knot, it will be good for them, even if it is not so good for family law practitioners.

Lady Shackleton has sponsored research at Exeter University called the Shackleton relationships project. It reported two years ago that there were two frequent causes of relationship failure among younger people: unrealistic expectations and